John R. Rentz, MD
Anesthesiology Physician · Brunswick, GA
John R. Rentz, MD is an anesthesiology physician with a practice address in Brunswick, Georgia, and NPI 1588817696, issued on Nov 3, 2008. Check the license (Georgia 69943, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- John R. Rentz
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- 69943 GA
ME132479 FL
Self-reported in NPPES; status is on the state search - Practice location
- 3100 Kemble Ave., Brunswick, GA 31520
- Phone
- (880) 233-2570
- Enumerated
- Nov 3, 2008
- Record last updated
- Sep 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20130909000072); accepts Medicare assignment
- Medical or professional school
- Emory University School Of Medicine, 2007
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 1,410 in Georgia → Look up another NPI →
Verify John R. Rentz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 69943Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $88.55
3 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 3 group practices
- Alta Anesthesia Associates OF Georgia, PCSaint Marys, GA
- Ams Southeast LLCWaycross, GA
- US Anesthesia Partners OF Florida IncJacksonville, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John R. Rentz among 1,410 anesthesiology physician records in Georgia
John R. Rentz, MD is one of 1,410 anesthesiology physician records with a practice address in Georgia. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 58% of them.
- NPI issued2008 · 58% of these records are older, 37% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2007 · median 2005 among the 954 with a school on file
- Record last updated2025 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in Georgia
There are 1,410 anesthesiology physician records in Georgia.
All 1,410 in Georgia → Every provider in Brunswick → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Renee Diskin, MDBrunswick, GA 315201891752895
- W Heberle, M.D.Brunswick, GA 315201053412031
- Charles Hoover, MDBrunswick, GA 315201326004557
- Thomas Runyan, MDBrunswick, GA 315201467493999
- Stephen Squire, MDBrunswick, GA 315201912964917
- Eddy Duncan, MDDouglas, GA 315331386609311
- Thomas Henris, MDDouglas, GA 315331740245687
- Victor Aranda, MDWaycross, GA 315011669445664
Common questions
What is John R. Rentz, MD's NPI number?
John R. Rentz, MD's National Provider Identifier (NPI) is 1588817696, issued on Nov 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is John R. Rentz, MD located?
The NPPES record lists a practice address at 3100 Kemble Ave., Brunswick, GA, 31520. Phone: (880) 233-2570. Providers update this record themselves, so call before visiting.
How can I verify John R. Rentz, MD's license?
NPPES lists Georgia license number 69943, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.